1、EASY TO USE: Pull chain switch is easy to use, just gently drag the beaded chain to open or close device, easy and convenient to operate. 2、RATED VOLTAGE: Ceiling fan switches are rated at two voltages, maximum 3A when or maximum 6A when . 3、WIDE APPLICATION: This pull chain switch can be widely used for ceiling lamps, ceiling fans, fan lights, wall lights, easy DIY installation. 4、DURABLE MATERIAL: Pull chain switch is made of premium pure copper metal and strong hard plastic, not easy to rust, service life more than 30000H. 5、EASY TO USE: The back cover is marked with 1, 2, 3, L. 1 and 2 connect to the capacitor wire, 3 connect to the fire wire above the fan, L connect to the fire wire of the positive and negative switch. Item Type: Pull Chain Switch Material: Plastic, Pure Copper Product Size: Diameter: Approx. 30mm/1.18in Total Thickness: Approx. 18mm/0.71in Exposed Pull Chain Length: Approx. 10cm/3.94in Gross Weight: Approx. 48g/1.7oz Usage: The Back Cover Is Marked with 1, 2, 3 and L. 1 and 2: Connect to The Capacitor Wire. 3: Connect The Fire Wire Above The Fan. L: Connect The Fire Wire of The Positive and Negative Switch. For Fan: You Can Adjust The Fan's High, Medium and Low 3 Speed Gears, Need to Connect The Capacitor. Applicable to Lamps and Lanterns: Can Adjust The Control of 3 Groups of Lights Closed. 3 x Pull Chain Switch